To provide a heat exchange apparatus including a combined easily heat exchanger to the characteristics of size and processed by the particulate material of the heat exchanger vessel.
Heat exchange apparatus granular material comprises a treated supply port 5 for supplying the granular material from the top, the heat exchanger vessel 1 having a treated discharge port 6 for discharging the granular material from below. Comprising a heat exchanger 20 provided inside the heat exchanger vessel 1. The heat exchange unit 20 includes a first heat exchange pipe 21 provided with a convex portion of Ryakudama shaped straight pipe extending vertically one above, a spiral tube extending vertically diameter of the spiral constant a second with the heat exchange pipe two or more, or third heat exchange pipe 2 or more made of a tube of a triangular wave shape extending in the vertical direction consists of the.